Background
Television advertising is a powerful medium, able to influence
behaviour change by providing information in a
relevant and engaging way [1]. It has the ability to
achieve mass exposure at a cost that is affordable, [2]
and is a major vehicle for the mass marketing of energy
dense nutrient poor foods and beverages to consumers.
[3-6] In response to the marketing power of commercial
industries promoting unhealthy products, governments
and public health practitioners have adopted similar